31181535

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8999}}^1$

素因数の和:9028

約数の個数: 48

約数和(自身を含む): 67392000

約数和(自身を除く): 36210465

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 8999, 26997, 44995, 62993, 80991, 98989, 134985, 188979, 296967, 314965, 404955, 494945, 566937, 692923, 890901, 944895, 1484835, 2078769, 2834685, 3464615, 4454505, 6236307, 10393845, 31181535]

約数ペア:

[(1, 31181535), (3, 10393845), (5, 6236307), (7, 4454505), (9, 3464615), (11, 2834685), (15, 2078769), (21, 1484835), (33, 944895), (35, 890901), (45, 692923), (55, 566937), (63, 494945), (77, 404955), (99, 314965), (105, 296967), (165, 188979), (231, 134985), (315, 98989), (385, 80991), (495, 62993), (693, 44995), (1155, 26997), (3465, 8999)]